GClasses::GNormalDistribution Class Reference

Detailed Description

This is the Normal (a.k.a. Gaussian) distribution.

#include <GDistribution.h>

Inheritance diagram for GClasses::GNormalDistribution:

Public Member Functions
	GNormalDistribution ()
virtual	~GNormalDistribution ()
virtual bool	isDiscrete () const
	Returns false. More...
virtual bool	isSupported (double x) const
	Returns true for all values. More...
virtual double	likelihood (double x)
	See the comment for GUnivariateDistribution::likelihood. More...
virtual double	logLikelihood (double x)
	See the comment for GUnivariateDistribution::logLikelihood. More...
double	mean () const
	Returns the mean. More...
virtual double	mode () const
	Returns the mode (which is also the mean) More...
double	modeLikelihood ()
	Returns the probability density (height) of the mode (mode=mean for a normal distribution) More...
void	multiply (GNormalDistribution *pOther)
	Multiplies this by another Normal distribution. More...
void	setMeanAndVariance (double newmean, double newvariance)
	Sets the mean and variance of this distribution. More...
virtual Type	type () const
	Returns the type of distribution. More...
double	variance () const
	Returns the variance. More...
Public Member Functions inherited from GClasses::GUnivariateDistribution
	GUnivariateDistribution ()
virtual	~GUnivariateDistribution ()

Protected Member Functions
void	precompute ()

Protected Attributes
double	m_height
double	m_mean
double	m_variance

Additional Inherited Members

Public Types inherited from GClasses::GUnivariateDistribution

Constructor & Destructor Documentation

GClasses::GNormalDistribution::GNormalDistribution ( )

inline

virtual GClasses::GNormalDistribution::~GNormalDistribution ( )

inlinevirtual

Member Function Documentation

virtual bool GClasses::GNormalDistribution::isDiscrete ( ) const

inlinevirtual

Returns false.

Implements GClasses::GUnivariateDistribution.

virtual bool GClasses::GNormalDistribution::isSupported ( double  x ) const

inlinevirtual

Returns true for all values.

Implements GClasses::GUnivariateDistribution.

virtual double GClasses::GNormalDistribution::likelihood ( double  x )

inlinevirtual

See the comment for GUnivariateDistribution::likelihood.

Implements GClasses::GUnivariateDistribution.

virtual double GClasses::GNormalDistribution::logLikelihood ( double  x )

inlinevirtual

See the comment for GUnivariateDistribution::logLikelihood.

Implements GClasses::GUnivariateDistribution.

double GClasses::GNormalDistribution::mean ( ) const

inline

Returns the mean.

virtual double GClasses::GNormalDistribution::mode ( ) const

inlinevirtual

Returns the mode (which is also the mean)

Implements GClasses::GUnivariateDistribution.

double GClasses::GNormalDistribution::modeLikelihood ( )

inline

Returns the probability density (height) of the mode (mode=mean for a normal distribution)

void GClasses::GNormalDistribution::multiply ( GNormalDistribution *  pOther )

inline

Multiplies this by another Normal distribution.

void GClasses::GNormalDistribution::precompute ( )

protected

void GClasses::GNormalDistribution::setMeanAndVariance ( double  newmean, double  newvariance  )

inline

Sets the mean and variance of this distribution.

virtual Type GClasses::GNormalDistribution::type ( ) const

inlinevirtual

Returns the type of distribution.

Implements GClasses::GUnivariateDistribution.

double GClasses::GNormalDistribution::variance ( ) const

inline

Returns the variance.

Member Data Documentation

double GClasses::GNormalDistribution::m_height

protected

double GClasses::GNormalDistribution::m_mean

protected

double GClasses::GNormalDistribution::m_variance

protected